ISRC FR1P71231506
Verified recording
FR1P71231506 is “String Quartet No. 12 in E-Flat Major, Op. 127: I. Maestoso - Allegro” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xa3f4576eed753e1270e1f1b098ae6f07b357737ef3dae8a4b9cc3865812985b5 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR1P71231506.
Recording identifiers
- ISRC
- FR1P71231506
- Title
- String Quartet No. 12 in E-Flat Major, Op. 127: I. Maestoso - Allegro
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xa3f4576eed753e1270e1f1b098ae6f07b357737ef3dae8a4b9cc3865812985b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:becf43a0bbdc8a7bd033bd98e12c5a3871a61f1d58f2b483101dad94566745b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR1P71231506
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: String Quartet No. 12 in E-Flat Major, Op. 127: I. Maestoso - Allegro · Machine-readable JSON-LD